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-rw-r--r--Test/dafny0/Answer2
-rw-r--r--Test/dafny0/SmallTests.dfy10
2 files changed, 11 insertions, 1 deletions
diff --git a/Test/dafny0/Answer b/Test/dafny0/Answer
index 070aa6be..2463b0e5 100644
--- a/Test/dafny0/Answer
+++ b/Test/dafny0/Answer
@@ -209,7 +209,7 @@ Execution trace:
(0,0): anon15
(0,0): anon25_Else
-Dafny program verifier finished with 39 verified, 14 errors
+Dafny program verifier finished with 41 verified, 14 errors
-------------------- Definedness.dfy --------------------
Definedness.dfy(8,7): Error: possible division by zero
diff --git a/Test/dafny0/SmallTests.dfy b/Test/dafny0/SmallTests.dfy
index ef2049a3..a5f02dc6 100644
--- a/Test/dafny0/SmallTests.dfy
+++ b/Test/dafny0/SmallTests.dfy
@@ -308,3 +308,13 @@ method QuantifierRange2<T>(a: seq<T>, x: T, y: T, N: int)
assert x == y;
}
}
+
+// ----------------------- tests that involve sequences of boxed booleans --------
+
+ghost method M(zeros: seq<bool>, Z: bool)
+ requires 1 <= |zeros| && Z == false;
+ requires forall k :: 0 <= k && k < |zeros| ==> zeros[k] == Z;
+{
+ var x := [Z];
+ assert zeros[0..1] == [Z];
+}